Weekend of bloodshed: Girl, 14, is killed and 14 others are injured in shooting by 'multiple gunmen' at illegal neighborhood concert in South Carolina - as a dozen mass casualty incidents across the US leave at least 11 dead A 14-year-old was killed and 14 others injured in a concert shooting in North Charleston, South Carolina, on Saturday It is believed a fight broke out at the concert, which was unannounced and unauthorized There were at least a dozen mass shootings in the US this weekend, which left 11 dead and 69 wounded A 16-year-old girl was killed in a shooting in Columbus, Ohio, and at the same time two people were shot dead in New Jersey